Could someone shed some light to help fix the cluster/CRS startup failure
1) /oragrid/app/grid_home/bin/crsctl start crs
CRS-4640: Oracle High Availability Services is already active
CRS-4000: Command Start failed, or completed with errors.
2) /oragrid/app/grid_home/bin/crsctl check crs
CRS-4638: Oracle High Availability Services is online
CRS-4535: Cannot communicate with Cluster Ready Services
CRS-4530: Communications failure contacting Cluster Synchronization Services daemon
CRS-4534: Cannot communicate with Event Manager
3) /oragrid/app/grid_home/bin/crsctl start res ora.crsd -init
CRS-2672: Attempting to start 'ora.gpnpd' on 'xxxxxxxxxx'
CRS-2674: Start of 'ora.gpnpd' on 'xxxxxxxxxx' failed
4) /oragrid/app/grid_home/bin/crsctl start cluster
CRS-2672: Attempting to start 'ora.gpnpd' on 'xxxxxxxx'
CRS-2674: Start of 'ora.gpnpd' on 'xxxxxxxx' failed